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MTLE Middle Level Science: Properties & Structure of Matter Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of these elements has the largest atomic radius?

Question 2 2. Identify the atom that is likely to have the highest electronegativity.

Question 3 3. Which of these elements has the largest atomic radius: argon, phosphorus, aluminum, sodium or magnesium?

Question 4 4. Which of the following is a characteristic of suspended solutions?

Question 5 5. Which of these elements has the smallest atomic radius?

Page 2

Question 6 6. Which of the following is a physical change?

Question 7 7. _____ usually accompanies other decays.

Question 8 8. How many protons and neutrons does an alpha particle have?

Question 9 9. As you move from top to bottom on the periodic table, what happens to the atomic radius?

Question 10 10. The mass of _______ is the same as the mass of a proton.

Page 3

Question 11 11. Which of the following correctly describes a homogenous mixture?

Question 12 12. Which of the following is the poorest conductor of electricity?

Question 13 13. You are a researcher trying to model the movement of people in a shopping mall. Which of the following CANNOT be considered as particles for the purposes of your experiment?

Question 14 14. Ocean water is a good example of a mixture because _____

Question 15 15. Which of the elements below has the highest ionization energy?

Page 4

Question 16 16. Which of the following statements is true?

Question 17 17. What does it mean for particles to be point-like?

Question 18 18. A(an)___________ has a negative charge.

Question 19 19. Which of the following statements best describes a supersaturated solution?

Question 20 20. Which of the following is a gamma emission accompanied by an alpha decay?

Page 5

Question 21 21. If oxygen with an electronegativity of 3.4 were to share electrons with lithium, electronegativity of 1.0, what kind of bond would form?

Question 22 22. Which of the following statements is true about plasma?

Question 23 23. You performed paper chromatography on some marker ink and found that one of the pigments had a retention factor of 0.25. The total distance the solvent traveled was 8.0 cm. How far did the pigment travel?

Question 24 24. The type of nuclear power that occurs when a heavier atom splits into smaller pieces, which is the most common on Earth is known as _____.

Question 25 25. Alcohol and water are best separated from one another by:

Page 6

Question 26 26. Because they are so small, ________ are not counted when measuring the mass of an atom.

Question 27 27. The Tyndall Effect being positive allows _ to be seen through a colloid mixture because of the size of the particles.

Question 28 28. How is a covalent bond formed?

Question 29 29. As you move from left to right on the periodic table, what generally happens to the ionization energy?

Question 30 30. Two artifacts have recently been discovered. After testing, it is found that Artifact A has 20% of carbon-14 in it, while Artifact B has 35% of carbon-14 in it. Which of the two artifacts is the OLDEST?

MTLE Middle Level Science: Properties & Structure of Matter Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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